package remotes

import (
	"gitlab.sweetwater.com/it/devops/tools/gitlab-project-manager/internal/remotes/load"
	"gitlab.sweetwater.com/it/devops/tools/gitlab-project-manager/internal/remotes/projects"
	"gitlab.sweetwater.com/it/devops/tools/gitlab-project-manager/internal/remotes/remote"
)

// Will determine number of total projects,
// then based on projectsPerPage (request) and
// projectsPerGoroutine, will spin off goroutines
// with offsets
const (
	projectsPerPage      = 20
	projectsPerGoroutine = 200
)

type Remotes []remote.Remote

func (r *Remotes) AddRemote(remote remote.Remote) {
	*r = append(*r, remote)
}

// Launches project streamsers for all remotes in goroutines
// returns slice of load.ProgressInfo
func (r *Remotes) StreamRemotes(opts *remote.RemoteQueryOpts) []*load.ProgressInfo {
	progressInfos := make([]*load.ProgressInfo, len(*r))
	for i, remoteInstance := range *r {
		progressInfos[i] = &load.ProgressInfo{
			ProgressChan: make(chan load.Progress),
			ProjectsChan: make(chan []*projects.Project),
			ErrorChan:    make(chan error),
			DoneChan:     make(chan interface{}),
			NumProjects:  remoteInstance.GetNumProjects(opts),
		}
		go remoteInstance.StreamProjects(progressInfos[i], opts)
	}
	return progressInfos
}

func NewRemotes() *Remotes {
	var remotes Remotes
	remotes = make([]remote.Remote, 0)
	return &remotes
}